Thomas Edison also had many mentors to teach him. "In 1866, at the age of 19, Edison moved to Louisville, Kentucky, where, as an employee of Western Union, he worked the Associated Press bureau news wire. Edison requested the night shift, which allowed him plenty of time to spend at his two favorite pastimes-reading and experimenting. Eventually, the latter …show more content…
He claimed that he had tried 6,000 filaments just in the plant world alone just to find the one that would be profitable enough and burn long enough to go to market to the public.
Countless hours were spent trying materials that he thought, "This will be this be the one" until finally that was the one. A carbon filament that lasted over 13 hours. Edison continued to improve this design and by November 4, 1879, filed for an electric lamp using "a carbon filament or strip coiled and connected to platinum contact wires" .This was the first commercially practical incandescent light.
Another one of Edison's greatest inventions is the stock ticker. With his previous time working as a telegraph officer in the west Edison had previous knowledge of electricity was able to design an electronic device that printed the abbreviated name as well as the stock transition and volume information.
The name "Ticker Tape" came from the way it ticks as it prints. This invention also had another use. In the early days of baseball, before electronic scoreboards, manual score turners used a ticker to get the latest scores from around the